Isobel Maxi Dress Sage Isobel Maxi Dress Black BABYBOO Isobel Maxi Dress Sage Babyboo Fashion Isobel Maxi Dress Sage Babyboo Fashion Isobel Maxi Dress Sage Babyboo Fashion. If you are looking for a super soft, romantic silhouette that skims over the body and enhances your figure, meet the Isobel maxi. Made from our silky soft satin with a bias cut, Isobel features a plunge neck, super low back with tie straps and a thigh high split. Colour: Sage. Non stretch bias cut satin. Thigh high split. Plunge v neck. Hugs the figure. Super low back with tie straps. Maxi length. Model is a size XS and is wearing an XS.